! Swift/XRT hardness ratio of trigger: 854578, name: GRB 180821A
 ! T0 for this burst is Swift MET=556562456 s, = 2018 Aug 21 at 16:40:34.535 UT

 ! The hard band is 1.51-10 keV
 ! The soft band is 0.3-1.5 keV
 ! For details of light-curve production, see Evans et al. 2007, A&A, 469, 379
 ! There are 3 datasets: Hard, Soft, and the ratio
 ! Columns are as labelled
 ! BINMODE: GRB-like (counts)

READ TERR 1
READ SERR 2
NO	NO	NO	NO	NO
! WT -- hard data
!Time		Err (pos)	Err(neg)	Rate		Error
226.082	10.671	-9.511	1.807513	0.333441
250.150	14.029	-13.397	1.305380	0.239592
274.894	10.116	-10.715	2.435164	0.379145
299.433	14.916	-14.423	1.248529	0.232538
325.802	12.139	-11.453	1.513412	0.287469
353.690	20.276	-15.749	0.996083	0.189261
NO	NO	NO	NO	NO
! WT -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
226.082	10.671	-9.511	9.605508	0.800650
250.150	14.029	-13.397	6.775079	0.565442
274.894	10.116	-10.715	10.736591	0.821261
299.433	14.916	-14.423	8.716826	0.638193
325.802	12.139	-11.453	7.544904	0.661394
353.690	20.276	-15.749	5.091413	0.444063
NO	NO	NO	NO	NO
! WT -- hardness ratio data
!Time		Err (pos)	Err(neg)	Rate		Error
226.082	10.671	-9.511	0.188175	0.037451
250.150	14.029	-13.397	0.192674	0.038507
274.894	10.116	-10.715	0.226810	0.038767
299.433	14.916	-14.423	0.143232	0.028233
325.802	12.139	-11.453	0.200587	0.041190
353.690	20.276	-15.749	0.195640	0.040137
NO	NO	NO	NO	NO
! PC -- hard data
!Time		Err (pos)	Err(neg)	Rate		Error
609.441	3461.176	-219.460	0.099489	0.026022
4422.357	330.250	-351.740	0.029997	0.007596
5499.084	818.072	-746.476	0.023729	0.004479
17703.506	11039.090	-7852.303	0.013800	0.003306
36967.745	3771.854	-3180.684	0.010566	0.002549
54154.041	9532.996	-10166.196	0.006400	0.001455
98504.943	73817.830	-30420.794	0.003326	0.000865
NO	NO	NO	NO	NO
! PC -- soft data
!Time		Err (pos)	Err(neg)	Rate		Error
609.441	3461.176	-219.460	0.627119	0.074737
4422.357	330.250	-351.740	0.045277	0.009301
5499.084	818.072	-746.476	0.032258	0.005204
17703.506	11039.090	-7852.303	0.019147	0.003809
36967.745	3771.854	-3180.684	0.011917	0.002711
54154.041	9532.996	-10166.196	0.013165	0.002049
98504.943	73817.830	-30420.794	0.004028	0.000909
NO	NO	NO	NO	NO
! PC -- hardness ratio data
!Time		Err (pos)	Err(neg)	Rate		Error
609.441	3461.176	-219.460	0.158645	0.045598
4422.357	330.250	-351.740	0.662525	0.216021
5499.084	818.072	-746.476	0.735611	0.182652
17703.506	11039.090	-7852.303	0.720771	0.224465
36967.745	3771.854	-3180.684	0.886613	0.293967
54154.041	9532.996	-10166.196	0.486130	0.133928
98504.943	73817.830	-30420.794	0.825720	0.284371